# num = 3
# def fun():
#     num = 5
#     print('函数内局部变量num的值：', num)
# fun()
# print('函数外局部变量num的值：', num)


# num = 5
# def fun():
#     global num
#     num += 1
#     print('函数内的值：', num)
#     fun()
#     print('函数外num的值：', num)


# def outer():
#     num = 1
#     def inner():
#         nonlocal num
#         num = 2
#         print('inner函数中num的值:', num)
#         inner()
#         print('outer函数中num的值：', num)
#         outer()



stu = [{'num': '201801', 'name': '王五', 'score': 89 },
       {'num': '201802', 'name': '刘军', 'score':95},
       {'num': '201803', 'name': '李梦', 'score': 85}]
stu.sort(key=lambda x: x['score'])
for s in stu:
    print('学号:',s['num'],'姓名：',s['name'],'成绩:',s['score'])